Home / 19,578,215.76-29,367,903-9,344,154

Finding the Fourth Proportional to 19,578,215.76, 29,367,903 and 9,344,154

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Solution

The fourth proportional to 19,578,215.76, 29,367,903 and 9,344,154 is: 14,016,507.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,578,215.76 : 29,367,903 = 9,344,154 : x
  2. Step 2: Convert to fraction form
    19,578,215.76/29,367,903 = 9,344,154/x
  3. Step 3: Cross multiply
    19,578,215.76x = 29,367,903 × 9,344,154
  4. Step 4: Simplify right side
    19,578,215.76x = 274,418,208,289,062
  5. Step 5: Solve for x
    x = 274,418,208,289,062/19,578,215.76
  6. Step 6: Final answer
    x = 14,016,507.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.